Vincent Price

Simon Cordier

Nancy Kovack

Odette Mallotte

Chris Warfield

Paul Duclasse

Elaine Devry

Jeanne D'Arville

Ian Wolfe

Pierre

Stephen Roberts

Captain Robert Rennedon

Lewis Martin

Father Raymonde

Mary Adams

Louise

Edward Colmans

Andre D'Arville

Nelson Olmsted

Dr. Borman

Harvey Stephens

Louis Girot

Don Brodie

Marcel

Joseph Ruskin

The Horla (voice)

Dick Wilson

Daniel Haller

Art Direction

Robert E. Kent

Screenplay

Robert E. Kent

Producer

Reginald Le Borg

Director

Edna Bullock

Music Editor

Alfred R. Bird

Sound Effects Editor

Lowell Grant

Sculptor

Norman Breedlove

Special Effects

Irving W. Sindler

Property Master

Ralph Butler

Sound

Grant Whytock

Editor

Marjorie Corso

Costume Design

Victor A. Gangelin

Set Decoration

Ellis W. Carter

Director of Photography

Richard LaSalle

Original Music Composer

Jane Ficker

Script Supervisor

Guy de Maupassant

Short Story

Joseph Small

Production Manager

Al Westen

Assistant Director

Ted Coodley

Makeup Artist

Carmen Dirigo

Hairstylist

Edward Small

Producer

United Artists

US

Robert E. Kent Productions